fix(stf,server/v2/cometbft): fix default events + improve codec handling #76023

Job	Run time
test-integration	4m 10s
split-test-files	25s
test-sim-nondeterminism	4m 9s
test-system	4m 10s
test-clientv2	32s
test-core	31s
test-coretesting	34s
test-depinject	39s
test-collections	32s
test-collections-protocodec	31s
test-errors	33s
test-indexer-postgres	26s
test-math	32s
test-schema	29s
test-schema-testing	24s
test-simapp	1m 23s
test-simapp-v2	4m 9s
test-confix	34s
test-cosmovisor	29s
test-hubl	31s
test-log	30s
test-orm	33s
test-store	40s
test-store-v2	48s
test-x-accounts	39s
test-x-accounts-base	1m 4s
test-x-accounts-lockup	32s
test-x-accounts-multisig	31s
test-x-circuit	40s
test-x-distribution	40s
test-x-feegrant	40s
test-x-nft	41s
test-x-protocolpool	31s
test-x-tx	33s
test-x-authz	50s
test-x-evidence	39s
test-x-gov	41s
test-x-group	42s
test-x-params	39s
test-x-slashing	34s
test-x-staking	31s
test-x-upgrade	45s
test-x-bank	33s
test-x-epochs	31s
test-x-consensus	37s
test-x-mint	31s
tests (00)	3m 25s
tests (01)	3m 21s
tests (02)	3m 24s
tests (03)	3m 20s
repo-analysis	1s
	55m 49s

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